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产品名称: Metallic Music earbuds
parameters1:MODEL:M13
parameters2:
parameters3:
Cheap Mobile Earbuds Heavy Bass Music Earphone Universal For Mobile Phone Ear Plugs Metallic Headset For Smart Phone

Speaker parameter
Characteristics Specification
Impedance 16±10%Ω 
Diameter Ø10mm
Sensitivity  95±3dB(@1KHz 126mV)
Rated power 3mW
Normal Input 5mW
Phase right
Frequency range 50-5KHZ±3dB
Total Harmonic Distortion 100-10KHZ≤5%
MIC parameter
Characteristics Specification
Orientation All direction
Diameter 4.0*1.5mm
Sensitivity  `-43dB±4dB @ 1kHz (0dB=1V/Pa)
Voltage DC=2V   RL=2.2KΩ
Current 210-450uA
SNR ≥60dB @1KHz










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